/*
* Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
* Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndefPolicyChecker_h
#definePolicyChecker_h
#include"FrameLoaderTypes.h"
#include"PlatformString.h"
#include"PolicyCallback.h"
#include"ResourceRequest.h"
#include<wtf/PassRefPtr.h>
namespace WebCore {
class DocumentLoader;
class FormState;
class Frame;
class NavigationAction;
class ResourceError;
class ResourceResponse;
class PolicyChecker {
WTF_MAKE_NONCOPYABLE(PolicyChecker);
public:
PolicyChecker(Frame*);
void checkNavigationPolicy(const ResourceRequest&, DocumentLoader*, PassRefPtr<FormState>, NavigationPolicyDecisionFunction, void* argument);
void checkNavigationPolicy(const ResourceRequest&, NavigationPolicyDecisionFunction, void* argument);
void checkNewWindowPolicy(const NavigationAction&, NewWindowPolicyDecisionFunction, const ResourceRequest&, PassRefPtr<FormState>, const String& frameName, void* argument);
void checkContentPolicy(const ResourceResponse&, ContentPolicyDecisionFunction, void* argument);
// FIXME: These are different. They could use better names.
void cancelCheck();
void stopCheck();
void cannotShowMIMEType(const ResourceResponse&);
FrameLoadType loadType() const { return m_loadType; }
void setLoadType(FrameLoadType loadType) { m_loadType = loadType; }
bool delegateIsDecidingNavigationPolicy() const { return m_delegateIsDecidingNavigationPolicy; }
bool delegateIsHandlingUnimplementablePolicy() const { return m_delegateIsHandlingUnimplementablePolicy; }
// FIXME: This function is a cheat. Basically, this is just an asynchronouc callback
// from the FrameLoaderClient, but this callback uses the policy types and so has to
// live on this object. In the long term, we should create a type for non-policy
// callbacks from the FrameLoaderClient and remove this vestige. I just don't have
// the heart to hack on all the platforms to make that happen right now.
void continueLoadAfterWillSubmitForm(PolicyAction);
private:
void continueAfterNavigationPolicy(PolicyAction);
void continueAfterNewWindowPolicy(PolicyAction);
void continueAfterContentPolicy(PolicyAction);
void handleUnimplementablePolicy(const ResourceError&);
Frame* m_frame;
bool m_delegateIsDecidingNavigationPolicy;
bool m_delegateIsHandlingUnimplementablePolicy;
// This identifies the type of navigation action which prompted this load. Note
// that WebKit conveys this value as the WebActionNavigationTypeKey value
// on navigation action delegate callbacks.
FrameLoadType m_loadType;
PolicyCallback m_callback;
};
} // namespace WebCore
#endif // PolicyChecker_h